COMBS-WORLEY -A-

Oil // district 14 // lease#417

op: EXXCEL PRODUCTION COMPANY

cum_oil

34k BBL

cum_gas

0 MCF

wells

5

production

1993-01 — 2026-03

peak_month

2004-03

-- production_history

cum_oil: 34,258 BBL cum_gas: 0 MCF

-- decline_curve_analysis

qi

286 BBL/mo

Di (annual)

27.6%

b-factor

0.3

EUR

17,357 BBL

R-squared

0.577

type

hyperbolic

-- wells (5)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
5DUNCAN OIL PROPERTIES, INC.13,4501999-12-28
142-179-82217--------
242-179-82218--------
342-179-05208--------
442-179-82220--------
EOF // data source: Texas Railroad Commission // 2026